字典網>> 英漢字典>> D開頭詞條>>double sound source的意思 漢英字典double sound source中文翻譯：【電】 雙聲源英文字典相關詞條：double shear double-entry bookkeeping double rent and double value double-thread screw double-check double-suction pump double-end graft double-beam double-focusing mass spectrometer double-spot tuning double weight hydrogen